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hmac.cpython-36.opt-2.pyc
3 �I�i� � @ s� d dl Zd dlmZ d dlZd dlZd dlZe dd� e d�D ��Z e dd� e d�D ��Z dZ G dd� d�Zd d � ZG d d � d ej�Zej� r�eZdd d�ZdS )� N)�_compare_digestc c s | ]}|d A V qdS )�\ N� )�.0�xr r � /usr/lib64/python3.6/hmac.py� <genexpr> s r � c c s | ]}|d A V qdS )�6 Nr )r r r r r r s c @ sN e Zd ZdZddd�Zedd� �Zdd� Zd d � Zd d � Z d d� Z dd� Z dS )�HMAC�@ Nc sf t j� rtd��t|ttf�s0tdt|�j ��� d krLt j dt d� t j � t� �r\� | _n,t� t�rxd� fdd� | _nd� fd d� | _| j� | _| j� | _| jj| _t| jd �r�| jj}|d k r�t j d || jf td� | j}nt j d | j td� | j}|| _t|�|k�r | j|�j� }|j|d�}| jj|j t �� | jj|j t �� |d k �rb| j|� d S )Nz*This class is not available in FIPS mode. zUse hmac.new().z,key: expected bytes or bytearray, but got %rz<HMAC() without an explicit digestmod argument is deprecated.� � c s t j� | �S )N)�_hashlib�new)�d)� digestmodr r �<lambda>; s z HMAC.__init__.<locals>.<lambda>c s � j | �S )N)r )r )r r r r = s � block_size� z:block_size of %d seems too small; using our default of %d.z<No block_size attribute on given digest object; Assuming %d.� z9This class is not available in FIPS mode. Use hmac.new().)r )r ) �_hashlibopenssl� get_fips_mode� ValueError� isinstance�bytes� bytearray� TypeError�type�__name__� _warnings�warn�PendingDeprecationWarningr Zmd5�callable� digest_cons�str�outer�inner� digest_size�hasattrr � blocksize�RuntimeWarning�len�digest�ljust�update� translate�trans_5C�trans_36)�self�key�msgr r* r )r r �__init__ sJ z HMAC.__init__c C s d| j j S )Nzhmac-)r' �name)r3 r r r r7 ] s z HMAC.namec C s t j� rtd��| jj|� d S )Nz'hmac.HMAC is not available in FIPS mode)r r r r' r/ )r3 r5 r r r r/ a s z HMAC.updatec C s: | j j| j �}| j|_| j|_| jj� |_| jj� |_|S )N)� __class__�__new__r$ r( r' �copyr& )r3 �otherr r r r: h s z HMAC.copyc C s | j j� }|j| jj� � |S )N)r& r: r/ r' r- )r3 �hr r r �_currentu s z HMAC._currentc C s | j � }|j� S )N)r= r- )r3 r< r r r r- ~ s z HMAC.digestc C s | j � }|j� S )N)r= � hexdigest)r3 r< r r r r> � s zHMAC.hexdigest)NN) r � __module__� __qualname__r* r6 �propertyr7 r/ r: r= r- r> r r r r r s A r c C sX | d krt d��t| t�r"| j� S t| �r2| d�} t| tj�sFtd��| jj� j dd�S )Nz.'digestmod' argument is mandatory in FIPS moder z6Only OpenSSL hashlib hashes are accepted in FIPS mode.�_�-) r r r% �lowerr# r ZHASHr r7 �replace)r r r r �_get_openssl_name� s rF c @ s e Zd Zddd�ZdS )� HMAC_opensslNc C sL t |ttf�s tdt|�j ��t|�}tjj | ||d�}|rH|j |� |S )Nz,key: expected bytes or bytearray, but got %r)r ) r r r r r r rF � _hmacopensslr r9 r/ )�clsr4 r5 r r7 �resultr r r r9 � s zHMAC_openssl.__new__)NN)r r? r@ r9 r r r r rG � s rG c C s t | ||�S )N)r )r4 r5 r r r r r � s r )NN)�warningsr � _operatorr Zcompare_digestZhashlibr r rH r �ranger1 r2 r( r rF rG r r r r r r �<module> s z
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